Check out APD (http://apc.communityconnect.com/apd-cvs.tar.gz). It does
what you're looking for as an engine extension.
George
On Sunday, September 2, 2001, at 09:53 PM, Yasuo Ohgaki wrote:
> Yasuo Ohgaki wrote:
>
>> Is it feasible to add trace log option that enables logging
>> function/class method names called? (At least for debug enabled PHP?)
>
> I'm lazy to add trace log calls in functins in PHP script. It seems
> relatively easy to add function call trace log. This is quick and dirty
> version. (Not for production)
>
> Please be nice. I've never read Zend code nor understand Zend API. And
> I spent about an hour to made these changes.
>
> I hope someone knows well Zend implements function call trace feature :)
>
> --
> Yasuo Ohgaki
>
>
> Index: zend.c
> ===================================================================
> RCS file: /repository/Zend/zend.c,v
> retrieving revision 1.139
> diff -u -c -r1.139 zend.c
> cvs server: conflicting specifications of output style
> *** zend.c 2001/08/31 22:14:27 1.139
> --- zend.c 2001/09/03 01:41:56
> ***************
> *** 623,628 ****
> --- 623,662 ----
> }
> }
>
> + #define ZEND_TRACE_BUFFER_SIZE 512
> +
> + /* quick & dirty hack. Should be modfied */
> + void zend_trace()
> + {
> + char *trace_functionname;
> + char *trace_filename;
> + uint trace_lineno;
> + char msg_buf[ZEND_TRACE_BUFFER_SIZE];
> + FILE *fp;
> +
> + /* Need to be changed so that file name can be set in php.ini */
> + const char *log_filename = "/tmp/php_function_trace";
> +
> + TSRMLS_FETCH();
> +
> + trace_functionname = get_active_function_name(TSRMLS_C);
> + trace_filename = zend_get_executed_filename(TSRMLS_C);
> + trace_lineno = zend_get_executed_lineno(TSRMLS_C);
> + if (!trace_functionname || !trace_filename || !trace_lineno) {
> + zend_error(E_ERROR, "Something wrong in function trace.
> Please report this as a bug.\n");
> + }
> + snprintf(msg_buf, ZEND_TRACE_BUFFER_SIZE, "%s(%d), %s()
> called.\n", trace_filename, trace_lineno, trace_functionname);
> +
> + /* Openning file every call is ineffient. Should be fixed */
> + fp= fopen(log_filename, "a+");
> + if (!fp) {
> + zend_error(E_WARNING,"Trace log file. Open failed.\n");
> + }
> + else {
> + fputs(msg_buf, fp);
> + fclose(fp);
> + }
> + }
>
> #define ZEND_ERROR_BUFFER_SIZE 1024
>
>
>
> Index: zend.h
> ===================================================================
> RCS file: /repository/Zend/zend.h,v
> retrieving revision 1.139
> diff -u -c -r1.139 zend.h
> cvs server: conflicting specifications of output style
> *** zend.h 2001/08/26 15:28:05 1.139
> --- zend.h 2001/09/03 01:42:59
> ***************
> *** 378,383 ****
> --- 378,384 ----
> extern ZEND_API void (*zend_ticks_function)(int ticks);
> extern ZEND_API void (*zend_error_cb)(int type, const char
> *error_filename, const uint error_lineno, const char *format, va_list
> args);
>
> + void zend_trace(void);
>
> ZEND_API void zend_error(int type, const char *format, ...);
>
>
>
> Index: zend_execute.c
> ===================================================================
> RCS file: /repository/Zend/zend_execute.c,v
> retrieving revision 1.285
> diff -u -c -r1.285 zend_execute.c
> cvs server: conflicting specifications of output style
> *** zend_execute.c 2001/08/30 12:06:05 1.285
> --- zend_execute.c 2001/09/03 01:43:33
> ***************
> *** 1627,1632 ****
> --- 1627,1633 ----
> EG(return_value_ptr_ptr) =
> Ts[opline->result.u.var].var.ptr_ptr;
> EG(active_op_array) = (zend_op_array *)
> function_state.function;
>
> + zend_trace(); /* function call trace for
>debugging script */
> zend_execute(EG(active_op_array) TSRMLS_CC);
>
> if (return_value_used &&
>!Ts[opline->result.u.var].var.ptr) {
>
>
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